:root {
    --admin-sidebar: #062b55;
    --admin-sidebar-2: #082f5e;
    --admin-bg: #f4f8fb;
    --admin-card: #ffffff;
    --admin-line: #dce7f0;
    --admin-text: #10243f;
    --admin-muted: #63738b;
    --admin-teal: #0e9fa6;
    --admin-red: #b53b3b;
    --admin-green: #2f8d48;
    --admin-orange: #b66a16;
}

.admin-body {
    background: var(--admin-bg);
    min-height: 100vh;
}

.admin-shell {
    display: grid;
    grid-template-columns: 270px minmax(0, 1fr);
    min-height: 100vh;
}

.admin-sidebar {
    background: linear-gradient(180deg, var(--admin-sidebar), var(--admin-sidebar-2));
    color: rgba(255, 255, 255, .86);
    padding: 26px 20px;
    position: sticky;
    top: 0;
    height: 100vh;
    display: flex;
    flex-direction: column;
}

.admin-brand {
    color: #fff;
    display: block;
    margin-bottom: 30px;
    font-size: 1.35rem;
    font-weight: 800;
    letter-spacing: -.04em;
    line-height: 1;
}

.admin-brand span {
    display: block;
    color: #fff;
}

.admin-brand strong {
    display: block;
    color: #18bac5;
}

.admin-nav {
    display: grid;
    gap: 6px;
}

.admin-nav a,
.admin-sidebar-foot a {
    display: block;
    padding: 11px 13px;
    border-radius: 10px;
    color: rgba(255, 255, 255, .82);
    font-weight: 700;
}

.admin-nav a:hover,
.admin-nav a.active {
    background: rgba(255, 255, 255, .12);
    color: #fff;
}

.admin-sidebar-foot {
    margin-top: auto;
    border-top: 1px solid rgba(255, 255, 255, .14);
    padding-top: 14px;
}

.admin-main {
    min-width: 0;
    padding: 28px;
}

.admin-topbar {
    background: #fff;
    border: 1px solid var(--admin-line);
    border-radius: 22px;
    padding: 24px 26px;
    display: flex;
    justify-content: space-between;
    gap: 24px;
    align-items: center;
    box-shadow: 0 10px 28px rgba(6, 43, 85, .05);
    margin-bottom: 22px;
}

.admin-eyebrow {
    margin: 0 0 6px;
    color: var(--admin-teal);
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: .12em;
    font-size: .72rem;
}

.admin-topbar h1 {
    margin: 0;
    color: var(--admin-sidebar);
    font-size: clamp(1.7rem, 3vw, 2.4rem);
}

.admin-user {
    text-align: right;
    color: var(--admin-text);
    font-weight: 800;
}

.admin-user small {
    display: block;
    color: var(--admin-muted);
    font-weight: 600;
}

.admin-card {
    background: var(--admin-card);
    border: 1px solid var(--admin-line);
    border-radius: 18px;
    box-shadow: 0 8px 24px rgba(6, 43, 85, .04);
    padding: 24px;
    margin-bottom: 22px;
}

.admin-card h2,
.admin-card h3 {
    margin-top: 0;
    color: var(--admin-sidebar);
}

.admin-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 18px;
}

.admin-metric {
    background: #fff;
    border: 1px solid var(--admin-line);
    border-radius: 18px;
    padding: 22px;
    box-shadow: 0 8px 24px rgba(6, 43, 85, .04);
}

.admin-metric span {
    display: block;
    color: var(--admin-muted);
    font-weight: 800;
    font-size: .84rem;
    text-transform: uppercase;
    letter-spacing: .08em;
}

.admin-metric strong {
    display: block;
    color: var(--admin-sidebar);
    font-size: 2.2rem;
    margin-top: 7px;
}

.admin-table-wrap {
    overflow-x: auto;
}

.admin-table {
    width: 100%;
    border-collapse: collapse;
    font-size: .94rem;
}

.admin-table th,
.admin-table td {
    padding: 13px 12px;
    border-bottom: 1px solid var(--admin-line);
    vertical-align: top;
    text-align: left;
}

.admin-table th {
    color: var(--admin-sidebar);
    font-size: .78rem;
    text-transform: uppercase;
    letter-spacing: .08em;
    background: #f8fbfd;
}

.admin-table td {
    color: var(--admin-text);
}

.admin-table tr:hover td {
    background: #fbfdff;
}

.admin-actions {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    align-items: center;
}

.admin-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 9px;
    border: 1px solid var(--admin-line);
    padding: 10px 14px;
    font-weight: 800;
    cursor: pointer;
    background: #fff;
    color: var(--admin-sidebar);
}

.admin-btn:hover {
    border-color: var(--admin-teal);
    color: var(--admin-teal);
}

.admin-btn-primary {
    background: var(--admin-sidebar);
    color: #fff;
    border-color: var(--admin-sidebar);
}

.admin-btn-primary:hover {
    background: var(--admin-teal);
    color: #fff;
    border-color: var(--admin-teal);
}

.admin-btn-danger {
    color: var(--admin-red);
}

.admin-badge {
    display: inline-flex;
    align-items: center;
    border-radius: 999px;
    padding: 6px 10px;
    font-weight: 800;
    font-size: .78rem;
    white-space: nowrap;
    background: #edf3f7;
    color: #41566f;
}

.admin-badge-new { background: #eaf8fa; color: #087d84; }
.admin-badge-reviewing { background: #fff6df; color: #94610d; }
.admin-badge-responded { background: #eef6ff; color: #1c5e99; }
.admin-badge-quoted { background: #f0ecff; color: #5840a3; }
.admin-badge-converted { background: #edf9f0; color: #2f7d42; }
.admin-badge-closed { background: #edf0f4; color: #526173; }
.admin-badge-spam { background: #fff0f0; color: #a02f2f; }

.admin-alert {
    border-radius: 14px;
    padding: 14px 16px;
    font-weight: 800;
    margin-bottom: 18px;
    border: 1px solid transparent;
}

.admin-alert-success {
    background: #edf9f0;
    color: #235a31;
    border-color: #bce6c4;
}

.admin-alert-error {
    background: #fff3f3;
    color: #813333;
    border-color: #f0bbbb;
}

.admin-alert-info {
    background: #eef8fa;
    color: #145d62;
    border-color: #bde7eb;
}

.admin-form {
    display: grid;
    gap: 16px;
}

.admin-form-row {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
}

.admin-field {
    display: grid;
    gap: 7px;
}

.admin-field label {
    font-weight: 800;
    color: var(--admin-sidebar);
    font-size: .9rem;
}

.admin-field input,
.admin-field select,
.admin-field textarea {
    border: 1px solid var(--admin-line);
    border-radius: 10px;
    padding: 12px 13px;
    background: #fff;
    color: var(--admin-text);
    font: inherit;
}

.admin-field textarea {
    min-height: 130px;
    resize: vertical;
}

.admin-detail-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 18px;
}

.admin-kv {
    display: grid;
    gap: 12px;
}

.admin-kv div {
    border-bottom: 1px solid var(--admin-line);
    padding-bottom: 10px;
}

.admin-kv dt {
    color: var(--admin-muted);
    font-size: .78rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: .08em;
    margin-bottom: 4px;
}

.admin-kv dd {
    margin: 0;
    color: var(--admin-text);
    font-weight: 700;
}

.admin-note {
    border: 1px solid var(--admin-line);
    border-radius: 14px;
    padding: 14px 16px;
    background: #fbfdff;
}

.admin-note + .admin-note {
    margin-top: 12px;
}

.admin-note-meta {
    color: var(--admin-muted);
    font-size: .84rem;
    font-weight: 700;
    margin-bottom: 7px;
}

.admin-empty {
    color: var(--admin-muted);
    background: #f8fbfd;
    border: 1px dashed var(--admin-line);
    border-radius: 14px;
    padding: 18px;
    font-weight: 700;
}

.admin-login-wrap {
    min-height: 100vh;
    display: grid;
    place-items: center;
    background: linear-gradient(135deg, #f4f8fb, #eef8fa);
    padding: 24px;
}

.admin-login-card {
    width: min(460px, 100%);
    background: #fff;
    border: 1px solid var(--admin-line);
    border-radius: 24px;
    padding: 34px;
    box-shadow: 0 18px 45px rgba(6, 43, 85, .11);
}

.admin-login-card h1 {
    margin: 0 0 8px;
    color: var(--admin-sidebar);
}

.admin-login-card p {
    margin: 0 0 22px;
    color: var(--admin-muted);
}

.admin-muted {
    color: var(--admin-muted);
}

.admin-two-col {
    display: grid;
    grid-template-columns: minmax(0, 1.1fr) minmax(330px, .9fr);
    gap: 22px;
    align-items: start;
}

@media (max-width: 1040px) {
    .admin-shell {
        grid-template-columns: 1fr;
    }

    .admin-sidebar {
        position: static;
        height: auto;
    }

    .admin-nav {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .admin-sidebar-foot {
        display: flex;
        gap: 10px;
        flex-wrap: wrap;
    }

    .admin-grid,
    .admin-detail-grid,
    .admin-form-row,
    .admin-two-col {
        grid-template-columns: 1fr;
    }

    .admin-topbar {
        flex-direction: column;
        align-items: flex-start;
    }

    .admin-user {
        text-align: left;
    }
}

@media (max-width: 640px) {
    .admin-main {
        padding: 16px;
    }

    .admin-card,
    .admin-login-card {
        padding: 20px;
    }

    .admin-nav {
        grid-template-columns: 1fr;
    }
}